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特許 権利維持 Suture thread is made from numerous materials. The original sutures were made from biological materials, such as catgut suture and silk. Most modern sutures are synthetic, including the absorbables polyglycolic acid, polylactic acid, Monocryl and polydioxanone as well as the non-absorbables nylon, polyester,[3] PVDF[3] and polypropylene.
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